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Cnidaria Worksheet
Biology 11
1. Which structures in cnidarians are used for capturing food?
2. What is the function of the nematocysts in cnidarians?
3. Compare the two body forms of cnidarians. How are their life functions different?
4. Diagram and interpret the advantage of the reproductive cycle of a jellyfish.
5. What are the advantages of a two-layered body in cnidarians?
6. Compare and contrast the symmetry of sponges and cnidarians.
7. What is the major distinction between the cell layers of a sponge and those of a
cnidarian?